useful cross section
121Stream gauge — A stream gauge, or stream gage, refers to a site along a stream where measurements of volumetric discharge (flow) are made. Measurement of DischargeAutomated direct measurement of streamflow discharge is difficult at present. In place of the… …
122Rebreather — A fully closed circuit electronic rebreather (Ambient Pressure Diving Inspiration) Acronym CCUBA (Closed Circuit Underwater Breathing Apparatus); CCR (Closed circuit rebreather), SCR (Semi closed rebreather) Uses Breathing set …
123Laser beam profiler — A laser beam profiler captures, displays, and records the spatial intensity profile of a laser beam at a particular plane transverse to the beam propagation path. Since there are many types of lasers ultraviolet, visible, infrared, continuous… …
124Fungus — Fungi redirects here. You may be looking for Fungi (music) or Fungus (XM). Fungi Temporal range: Early Devonian–Recent (but see text) …
125electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
126iceberg — /uys berrg/, n. 1. a large floating mass of ice, detached from a glacier and carried out to sea. 2. Informal. an emotionally cold person. 3. Australian Informal. a person who swims or surfs regularly in winter. 4. tip of the iceberg, the first… …
127Collision cascade — A classical molecular dynamics computer simulation of a collision cascade in Au induced by a 10 keV Au self recoil. This is a typical case of a collision cascade in the heat spike regime. Each small sphere illustrates the position of an atom, in… …
128Shoelaces — (also shoestrings, shoe laces or boot laces) are a system commonly used to secure shoes. The shoelace can be untied and loosened, permitting the shoe to open wide to admit the wearer s foot; it can then be tightened and knotted into a bow shaped… …
